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Finding the Fourth Proportional to 44,208, 66,324.15 and 13,043.25

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Solution

The fourth proportional to 44,208, 66,324.15 and 13,043.25 is: 19,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,208 : 66,324.15 = 13,043.25 : x
  2. Step 2: Convert to fraction form
    44,208/66,324.15 = 13,043.25/x
  3. Step 3: Cross multiply
    44,208x = 66,324.15 × 13,043.25
  4. Step 4: Simplify right side
    44,208x = 865,082,469.49
  5. Step 5: Solve for x
    x = 865,082,469.49/44,208
  6. Step 6: Final answer
    x = 19,568.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.